../ dmsp_15_ephemeris_20140730.txt 22-Jun-2023 16:38 109563 dmsp_16_ephemeris_20140730.txt 22-Jun-2023 16:38 109539 dmsp_17_ephemeris_20140730.txt 22-Jun-2023 16:38 109644 dmsp_18_ephemeris_20140730.txt 22-Jun-2023 16:38 109523 dmsp_19_ephemeris_20140730.txt 22-Jun-2023 16:38 109670